Stems List #1 Anti against anti-aircraft, antibody, antifreeze, antisocial, antipathy, antiwar
Stems List #1 Con Together Contract, convict, consensus, connect, confide, conspire, collaborate, commitment, combine
dis away Dismiss, disrespect, disperse, disengage, discord, discomfort, divide, difference
Stems List #1 extra beyond Extraterrestrial, extraordinary, extrovert, external, extraneous
Stems List #1 inter between Interstate, interrupt, interstellar, intervene, international, intermission, internal
Stems List #1 mis bad Misfortune, misbehave, mistake, miscarriage, misinterpret, mispronounce
Stems List #1 non not Nonstop, nonprofit, none, nonsense, nonabrasive
Stems List #1 post after Postgraduate, post mortem, post script, posthumous, postpone
Pre before Predict, prelude, preliminary, precede
Stems List #1 circum Around Circumnavigate, circumvent, circumstance, circumference